<template>
  <div class="jnpf-table-box" :class="[config.__config__.type]">
    <div class="JNPF-common-title" v-if="config.__config__.showTitle && config.__config__.label">
      <h2>{{ config.__config__.label }}</h2>
    </div>
    <el-table :data="tableFormData" class="JNPF-common-table" @cell-click="focusInput"
      v-bind="config.tableConf || {}" :show-summary="config['show-summary']"
      :summary-method="getTableSummaries" size="mini" ref="formTable">
      <el-table-column width="50" align="center" label="序号">
        <!-- 序号 -->
        <template slot-scope="scope">
          <div class="row-action">
            <span class="index" :class="{'btn-disabled':disabled}"> {{ scope.$index + 1 }}</span>
            <i class="el-icon-delete delete-btn" @click="removeRow(scope.$index)"></i>
          </div>
        </template>
      </el-table-column>
      <!-- 组件列 -->
      <template v-for="(head, cindex) in tableData">
        <el-table-column :key="head.__config__.formId" :min-width="head['min-width']"
          :prop="head.__vModel__" :width="head.__config__.columnWidth"
          v-if="!head.__config__.noShow && (!head.__config__.visibility || (Array.isArray(head.__config__.visibility) && head.__config__.visibility.includes('pc')))">
          <template slot="header">
            <span style="color: #f56c6c;" v-if="head.__config__.required">*</span>
            {{ head.__config__['label'] }}
          </template>
          <template slot-scope="scope">
            <!-- 单选框组 多选框组 都替换成下拉 并添加options -->
            <template v-if="['select', 'checkbox','radio'].includes(head.__config__.jnpfKey)">
              <el-select v-model="tableFormData[scope.$index][cindex].value"
                v-bind="getConfById(head.__config__.formId)" :rowIndex="scope.$index"
                @blur="onFormBlur(scope.$index, cindex, 'el-select')"
                @change="onFormDataChange(scope.$index, cindex, 'el-select',arguments)">
                <el-option v-for="(opt,oindex) in head.__slot__.options" :key="oindex"
                  :label="opt[head.__config__.props.label]"
                  :value="opt[head.__config__.props.value]">
                </el-option>
              </el-select>
            </template>
            <!-- 单行输入 -->
            <template v-else-if="head.__config__.jnpfKey==='comInput'">
              <el-input v-model="tableFormData[scope.$index][cindex].value"
                v-bind="getConfById(head.__config__.formId)" :rowIndex="scope.$index"
                @blur="onFormBlur(scope.$index, cindex, 'el-input')"
                @change="onFormDataChange(scope.$index, cindex, 'el-input',arguments)">
                <template v-if="head.__slot__">
                  <template slot="prepend" v-if="head.__slot__.prepend">
                    {{ head.__slot__.prepend }}
                  </template>
                  <template slot="append" v-if="head.__slot__.append">
                    {{ head.__slot__.append }}
                  </template>
                </template>
              </el-input>
            </template>
            <!-- 其他 -->
            <component v-else :is="head.__config__.tag" :rowIndex="scope.$index"
              :tableVModel="config.__vModel__" :componentVModel="head.__vModel__"
              v-model="tableFormData[scope.$index][cindex].value"
              v-bind="getConfById(head.__config__.formId,scope.$index)" :formData="formData"
              @blur="onFormBlur(scope.$index, cindex, head.__config__.tag)"
              @change="onFormDataChange(scope.$index, cindex, head.__config__.tag,arguments)">
            </component>
            <div class="error-tip" v-show="!tableFormData[scope.$index][cindex].valid">
              不能为空
            </div>
            <div class="error-tip"
              v-show="tableFormData[scope.$index][cindex].valid && !tableFormData[scope.$index][cindex].regValid">
              {{ tableFormData[scope.$index][cindex].regErrorText }}
            </div>
          </template>
        </el-table-column>
      </template>
    </el-table>
    <div class="table-actions" @click="addRow()" v-if="!disabled">
      <el-button type="text" icon="el-icon-plus"> {{ config.actionText }}</el-button>
    </div>
  </div>
</template>
<script>
import { dyOptionsList } from '@/components/Generator/generator/comConfig'
import { getDictionaryDataSelector } from '@/api/systemData/dictionary'
import { getDataInterfaceRes } from '@/api/systemData/dataInterface'

export default {
  name: 'input-table',
  inject: ['parameter'],
  props: {
    config: {
      type: Object,
      default: () => { }
    },
    value: {
      type: Array,
      default: () => ([])
    },
    formData: Object,
    disabled: {
      type: Boolean,
      default: false
    }
  },
  data() {
    return {
      tableFormData: [],
      tableData: [],
      activeRowIndex: 0,
      isAddRow: true // list类型下 添加行数据 number类型组件会进行校验 产生不需要的结果 在这里进行添加行数据判断 hack
    }
  },
  created() {
    this.tableData = this.config.__config__.children
    this.buildOptions()
    if (this.value && this.value.length) {
      this.value.forEach(t => this.addRow(t))
    } else {
      // this.addRow()
    }
  },
  methods: {
    buildOptions() {
      this.tableData.forEach(cur => {
        const config = cur.__config__
        if (dyOptionsList.indexOf(config.jnpfKey) > -1) {
          let isTreeSelect = config.jnpfKey === 'treeSelect' || config.jnpfKey === 'cascader'
          if (config.dataType === 'dictionary') {
            if (!config.dictionaryType) return
            getDictionaryDataSelector(config.dictionaryType).then(res => {
              isTreeSelect ? cur.options = res.data.list : cur.__slot__.options = res.data.list
            })
          }
          if (config.dataType === 'dynamic') {
            if (!config.propsUrl) return
            getDataInterfaceRes(config.propsUrl).then(res => {
              let realData = res.data.data
              if (Array.isArray(realData)) {
                isTreeSelect ? cur.options = realData : cur.__slot__.options = realData
              } else {
                isTreeSelect ? cur.options = [] : cur.__slot__.options = []
              }
            })
          }
        }
      })
    },
    clearAddRowFlag() {
      this.$nextTick(() => {
        this.isAddRow = false
      })
    },
    /**
     * @event cell-click Table 单元格点击事件
     * 点击单元格 聚焦单元格中的input
     */
    focusInput(row, column, cell, event) {
      const child = cell.querySelector('.cell').firstElementChild
      const input = child && child.querySelector('input')
      input && input.focus()
    },
    setTableFormData(prop, value) {
      let activeRow = this.tableFormData[this.activeRowIndex]
      for (let i = 0; i < activeRow.length; i++) {
        let vModel = activeRow[i].__vModel__
        if (activeRow[i].__vModel__.indexOf('_jnpfRelation_') >= 0) {
          vModel = activeRow[i].__vModel__.substring(0, activeRow[i].__vModel__.indexOf('_jnpfRelation_'))
        }
        if (vModel === prop) {
          activeRow[i].value = value
          break
        }
      }
    },
    getTableFieldOptions(prop) {
      let res = []
      for (let i = 0; i < this.tableData.length; i++) {
        if (this.tableData[i].__vModel__ === prop) {
          let item = this.tableData[i]
          let isTreeSelect = item.__config__.jnpfKey === 'treeSelect' || item.__config__.jnpfKey === 'cascader'
          isTreeSelect ? res = item.options || [] : res = item.__slot__.options || []
          break
        }
      }
      return res
    },
    // setTableShowOrHide(prop, value) {
    //   for (let i = 0; i < this.tableData.length; i++) {
    //     if (this.tableData[i].__vModel__ === prop) {
    //       this.tableData[i].__config__.noShow = value
    //       break
    //     }
    //   }
    // },
    // setTableRequired(prop, value) {
    //   for (let i = 0; i < this.tableData.length; i++) {
    //     if (this.tableData[i].__vModel__ === prop) {
    //       this.tableData[i].__config__.required = value
    //       break
    //     }
    //   }
    // },
    // setTableDisabled(prop, value) {
    //   for (let i = 0; i < this.tableData.length; i++) {
    //     if (this.tableData[i].__vModel__ === prop) {
    //       this.tableData[i].disabled = value
    //       break
    //     }
    //   }
    // },
    onFormBlur(rowIndex, colIndex, tag) {
      const data = this.tableFormData[rowIndex][colIndex]
      if (data && data.on && data.on.blur) {
        const func = this.jnpf.getScriptFunc.call(this, data.on.blur)
        if (!func) return
        func.call(this, {
          data: null,
          ...this.parameter
        })
      }
    },
    onFormDataChange(rowIndex, colIndex, tag, params) {
      if (this.isAddRow) return
      const data = this.tableFormData[rowIndex][colIndex]
      this.activeRowIndex = rowIndex
      if (data && data.on && data.on.change) {
        const func = this.jnpf.getScriptFunc.call(this, data.on.change)
        if (!func) return
        let value = ''
        if (['select', 'radio', 'checkbox'].includes(data.jnpfKey)) {
          const options = data.options
          if (data.config.multiple || data.jnpfKey === 'checkbox') {
            let _value = []
            outer: for (let i = 0; i < params[0].length; i++) {
              inner: for (let j = 0; j < options.length; j++) {
                if (params[0][i] === options[j][data.config.__config__.props.value]) {
                  _value.push(options[j])
                  break inner
                }
              }
            }
            value = _value
          } else {
            let _value = {}
            for (let i = 0; i < options.length; i++) {
              if (params[0] === options[i][data.config.__config__.props.value]) {
                _value = options[i]
                break
              }
            }
            value = _value
          }
        } else if (data.jnpfKey === 'numInput'||data.jnpfKey === 'moneyInput') {
          value = params[0]
        } else {
          value = params.length > 1 ? params[1] : params[0]
        }
        func.call(this, {
          data: value,
          ...this.parameter
        })
      }
      data.required && (data.valid = this.checkData(data))
      data.regList && data.regList.length && (data.regValid = this.checkRegData(data))
      if (['el-input-number', 'calculate'].includes(tag)) this.updateParentData()
    },
    /**
     * 校验单个表单数据
     * @param {CmpConfig} 组件配置对象
     */
    checkData({ tag, value }) {
      if ([null, undefined, ''].includes(value)) return false
      // if (tag === 'org-select') return this.checkOrgData(value)
      if (Array.isArray(value)) return value.length > 0
      return true
    },
    /**
     * 对组织机构部门控数据单独校验
     */
    checkOrgData(data) {
      const isArray = Array.isArray
      if (typeof data !== 'object' || isArray(data)) return false
      let count = 0
      for (let key in data) {
        count += isArray(data[key]) ? data[key].length : 0
      }
      return count > 0
    },
    checkRegData(col) {
      let res = true
      for (let i = 0; i < col.regList.length; i++) {
        const item = col.regList[i]
        if (item.pattern) {
          let pattern = eval(item.pattern)
          if (col.value && !pattern.test(col.value)) {
            res = false
            col.regErrorText = item.message
            break
          }
        }
      }
      return res
    },
    /**
     * 校验表格数据必填项
     */
    submit() {
      let res = true
      const checkCol = col => {
        col.required && !this.checkData(col) && (res = col.valid = false)
        col.regList && col.regList.length && !this.checkRegData(col) && (res = col.regValid = false)
      }
      this.tableFormData.forEach(row => row.forEach(checkCol))
      return res ? this.getTableValue() : false
    },
    /**
     * 根据formId获取完整组件配置
     */
    getConfById(formId, rowIndex) {
      let item = this.tableData.find(t => t.__config__.formId === formId)
      let itemConfig = item.__config__
      let newObj = {}
      for (const key in item) {
        if (!['__config__', '__slot__', '__vModel__', 'props', 'on'].includes(key)) {
          newObj[key] = item[key]
        }
        if (key === 'props') {
          newObj[key] = item[key][key]
        }
        if (key === 'disabled') {
          newObj[key] = this.disabled || item[key]
        }
      }
      if (['relationForm', 'popupSelect'].includes(itemConfig.jnpfKey)) {
        newObj['field'] = item.__vModel__ + '_jnpfRelation_' + rowIndex
      }
      if (['relationFormAttr', 'popupAttr'].includes(itemConfig.jnpfKey)) {
        let prop = newObj['relationField'].split('_jnpfTable_')[0]
        newObj['relationField'] = prop + '_jnpfRelation_' + rowIndex
      }
      return newObj
    },
    /**
     * 获取默认行数据
     */
    getEmptyRow(val, rowIndex) {
      return this.tableData.map((t, index) => {
        let res = {
          tag: t.__config__.tag,
          formId: t.__config__.formId,
          value: val && val[t.__vModel__] || t.__config__.defaultValue,
          options: t.__slot__ && t.__slot__.options && t.__slot__.options || [], // 下拉 单选 多选
          valid: true,
          regValid: true,
          regErrorText: '',
          on: t.on || {},
          jnpfKey: t.__config__.jnpfKey,
          __vModel__: ['relationForm', 'popupSelect'].includes(t.__config__.jnpfKey) ? t.__vModel__ + '_jnpfRelation_' + rowIndex : t.__vModel__,
          regList: t.__config__.regList || [],
          required: t.__config__.required,
          rowData: val || {},
          config: t
        }
        // if (t.tag === 'el-upload') this.$set(res, 'value', t.defaultValue)
        return res
      })
    },
    // 获取表格数据
    getTableValue() {
      return this.tableFormData.map(row => row.reduce((p, c) => {
        let str = c.__vModel__
        if (c.__vModel__ && c.__vModel__.indexOf('_jnpfRelation_') >= 0) {
          str = c.__vModel__.substring(0, c.__vModel__.indexOf('_jnpfRelation_'))
        }
        p[str] = c.value
        if (c.rowData) p = { ...c.rowData, ...p }
        return p
      }, {}))
    },
    // 更新父级数据 触发计算公式更新
    updateParentData() {
      const newVal = this.getTableValue()
      this.$emit('input', newVal)
    },
    removeRow(index) {
      this.tableFormData.splice(index, 1)
      this.updateParentData()
    },
    addRow(val) {
      this.isAddRow = true
      if (!Array.isArray(this.tableFormData)) {
        this.tableFormData = []
      }
      this.tableFormData.push(JSON.parse(JSON.stringify(this.getEmptyRow(val, this.tableFormData.length))))
      this.clearAddRowFlag()
      this.updateParentData()
    },
    getCmpValOfRow(row, key) {
      // 获取数字相关组件的输入值
      // const isNumCmp = tag => ['fc-amount', 'el-input-number', 'el-slider'].includes(tag)
      if (!this.config.summaryField.length) return NaN
      const isSummary = key => this.config.summaryField.includes(key)
      const target = row.find(t => t.__vModel__ === key)
      if (!target) return NaN
      let data = isNaN(target.value) ? 0 : Number(target.value)
      if (isSummary(key)) return data || 0
      return NaN
    },
    /**
     * 对表格进行合计 目前只支持数字，金额，滑块
     */
    getTableSummaries(param) {
      const { columns, data } = param
      const sums = []
      if (this.tableData.length + 1 !== columns.length) return []  // 防止多次加载
      columns.forEach((column, index) => {
        if (index === 0) {
          sums[index] = '合计'
          return
        }
        const sumVal = data.reduce((sum, d) => sum + this.getCmpValOfRow(d, column.property), 0)
        sums[index] = Number.isNaN(sumVal) ? '' : sumVal
      })
      return sums
    },
    resetTable() {
      this.tableData = this.config.__config__.children
      this.tableFormData = []
      this.addRow()
    },
    reset() {
      this.tableData.map((t) => {
        let index = this.tableFormData[0].findIndex(c => c.vModel === t.vModel)
        if (index === -1) return
        for (let i = 0; i < this.tableFormData.length; i++) {
          this.tableFormData[i][index].value = t.defaultValue
        }
      })
    }
  }
}
</script>
<style lang="scss" scoped>
.jnpf-table-box {
  margin-bottom: 0px;
  .row-action {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 23px;

    .el-icon-delete {
      position: absolute;
      opacity: 0;
      z-index: -1;
      transform: translate(-50%, -50%);
      cursor: pointer;
      line-height: 3px;
      margin-left: 10px;
    }
  }
  .actions {
    text-align: center;
    border: 1px solid #ebeef5;
    border-top: none;
    .list-summary {
      line-height: 24px;
      overflow: hidden;
      border: 1px solid #e5e5e5;
      border-top: none;
    }
  }

  &.list {
    .list-row {
      padding: 18px 0 10px;
      text-align: left;
      border-bottom: 1px solid #e5e5e5;
      position: relative;
      &:hover .delete-btn {
        display: block;
      }
      .delete-btn {
        position: absolute;
        right: 10px;
        top: 20px;
        z-index: 999;
        cursor: pointer;
        display: none;
        &:hover {
          color: #000;
        }
      }
      .row-item {
        margin-bottom: 18px;
        position: relative;
        &.error {
          .error-tip {
            top: 74%;
            z-index: 1;
          }
          >>> .el-input__inner {
            border-color: #f56c6c;
          }
        }
        > div {
          &:first-child {
            text-align: right;
            vertical-align: middle;
            float: left;
            font-size: 14px;
            color: #606266;
            line-height: 32px;
            padding: 0 12px 0 0;
            box-sizing: border-box;
          }
        }
      }
    }
    .error-tip {
      font-size: 12px;
      padding-left: 6px;
      color: #f56c6c;
      position: absolute;
      left: 100px;
      top: 0;
      z-index: -1;
      transition: bottom 0.3s;
      min-height: auto;
    }
  }
}

.jnpf-table-box.table {
  // 索引和删除按钮切换
  >>> .el-table__row:hover {
    .index {
      display: none;
      &.btn-disabled {
        display: block;
        & + .el-icon-delete {
          opacity: 0;
          z-index: -1;
        }
      }
    }
    .el-icon-delete {
      z-index: 9;
      opacity: 1;
    }
  }
  >>> .el-input-number {
    width: 100%;
    min-width: 120px;
  }
  >>> .el-table__header th {
    line-height: 1;
  }

  >>> .el-table .el-table__body {
    td {
      padding: 2px 0;
      background: #fff !important;
      vertical-align: top;
      .error-tip {
        font-size: 12px;
        padding-left: 6px;
        color: #f56c6c;
      }
      .cell {
        position: relative;
      }
    }

    td:not(:first-child) {
      // vertical-align: top;
      &::after,
      &::before {
        content: "";
        width: 10px;
        height: 10px;
        background: white;
        position: absolute;
        border: 2px solid transparent;
        transition: border-color 0.3s;
      }

      &::after {
        border-top: none;
        border-right: none;
        left: 0;
        bottom: 0;
      }

      &::before {
        border-bottom: none;
        border-left: none;
        right: 0;
        top: 0;
      }

      &:hover {
        &::after,
        &::before {
          border-color: red;
        }
      }
    }
  }
}
</style>